prisma access vulnerabilities and fixes

Recent CVEs affecting prisma access, with upgrade or downgrade steps. 2 tracked.

Also searched as: prismaaccess.

prisma access has 2 tracked vulnerabilities, 1 critical and 1 exploited in the wild (CISA KEV). A fixed release or vendor patch exists for 2. Most recent: 2026-08-13. Highest priority: CVE-2026-0257 (score 97/100).

• CVE-2026-0257 CRITICAL 9.1 EXPLOITED UPGRADE MITIGATE Palo Alto Networks PAN-OS Authentication Bypass Vulnerability
• CVE-2026-0301 HIGH 7.5 MITIGATE MITIGATE An information disclosure vulnerability in the URL Filtering feature of Palo Alto Networks PAN-OS® software en

FAQ

How do I fix prisma access vulnerabilities?

Open the CVE for your version, check the affected range, then follow the listed action: upgrade to the fixed release, or downgrade or mitigate if no fix exists yet. Commands for each OS are shown on every CVE page.

Is prisma access being exploited right now?

Yes: 1 prisma access CVE is on the CISA Known Exploited Vulnerabilities list, so patch it first.

Which prisma access CVE should I patch first?

CVE-2026-0257 currently ranks highest (97/100): Palo Alto Networks PAN-OS Authentication Bypass Vulnerability.

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